Microwaved Chocolate Mug Cake

Featured in: Sweet Clever Treats

This chocolaty mug cake comes together swiftly using common kitchen ingredients like flour, cocoa powder, and milk. Mixed directly in a microwave-safe mug, it cooks in under two minutes for a moist, fluffy dessert option. Optional add-ins like chocolate chips or nuts enhance texture and flavor. Perfect for satisfying quick sweet cravings without eggs. Serve warm right from the mug or top with whipped cream or ice cream for an indulgent touch.

Updated on Tue, 18 Nov 2025 13:24:00 GMT
Fluffy microwaved mug cake, warm chocolate bliss perfect as an eggless dessert treat. Pin it
Fluffy microwaved mug cake, warm chocolate bliss perfect as an eggless dessert treat. | smartyskitchen.com

A quick and delightful single-serve chocolate cake made in minutes, perfect for satisfying sweet cravings without eggs.

This mug cake has become my go-to treat when I want something sweet late at night. The simple ingredients and fast prep mean I can indulge in freshly baked chocolate cake whenever I want without heating up the oven.

Ingredients

  • All-purpose flour: 4 tbsp
  • Unsweetened cocoa powder: 2 tbsp
  • Granulated sugar: 3 tbsp
  • Baking powder: 1/4 tsp
  • Salt: Pinch
  • Milk (dairy or plant-based): 3 tbsp
  • Vegetable oil: 2 tbsp
  • Vanilla extract: 1/4 tsp
  • Chocolate chips or chopped chocolate (optional): 1 tbsp
  • Chopped nuts (optional): 1 tbsp

Instructions

Mix dry ingredients:
In a large microwave-safe mug (at least 12 oz), whisk together flour, cocoa powder, sugar, baking powder, and salt until well combined.
Add wet ingredients:
Add milk, vegetable oil, and vanilla extract. Mix thoroughly with a fork or small whisk until smooth and no dry pockets remain.
Stir in add-ins:
Stir in chocolate chips or nuts if using.
Microwave:
Microwave on high for 1 minute and 30 seconds to 2 minutes, until the cake has risen and the center is just set.
Cool and enjoy:
Let cool for 1-2 minutes before eating directly from the mug.
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I made this mug cake for my niece and she loved every bite—especially with a scoop of vanilla ice cream on top. It's now a favorite treat during our movie nights together.

Required Tools

Large microwave-safe mug (12 oz or larger), fork or small whisk, measuring spoons

Allergen Information

Contains wheat (gluten), possible dairy (if using regular milk), and soy (if using chocolate chips with soy lecithin). Use gluten-free flour and plant-based milk for allergen-friendly versions. Always check labels.

Nutritional Information

Per serving: Calories: 340, Total Fat: 15 g, Carbohydrates: 48 g, Protein: 5 g

Close-up of a bubbling, fresh-baked microwaved mug cake, ready for a sweet, quick indulgence. Pin it
Close-up of a bubbling, fresh-baked microwaved mug cake, ready for a sweet, quick indulgence. | smartyskitchen.com

This single-serve mug cake is your ticket to warm, fudgy chocolate bliss in minutes. Enjoy directly from the mug for ultimate comfort.

Recipe Questions & Answers

What type of flour works best?

All-purpose flour provides the ideal texture, but gluten-free blends can be used for dietary needs.

Can I substitute milk with non-dairy options?

Yes, plant-based milks such as almond or oat milk work well and maintain moistness.

How long should I microwave the cake?

Microwave on high for 1 minute 30 seconds to 2 minutes until the center is just set and risen.

Are there ways to enhance the flavor?

Add a pinch of instant coffee or vanilla extract to deepen the chocolate taste.

Can I add mix-ins to the batter?

Yes, chocolate chips or chopped nuts stirred into the batter add texture and richness.

Microwaved Chocolate Mug Cake

Single-serve chocolate cake made quickly in a mug using basic pantry staples and microwave cooking.

Prep Time
5 min
Time to Cook
2 min
Overall Time
7 min
Created by Emily Scott


Skill Level Easy

Culinary Roots American

Makes 1 Portions

Diet Details Vegetarian-Friendly

What You'll Need

Dry Ingredients

01 4 tablespoons all-purpose flour
02 2 tablespoons unsweetened cocoa powder
03 3 tablespoons granulated sugar
04 1/4 teaspoon baking powder
05 Pinch of salt

Wet Ingredients

01 3 tablespoons milk (dairy or plant-based)
02 2 tablespoons vegetable oil
03 1/4 teaspoon vanilla extract

Optional Add-Ins

01 1 tablespoon chocolate chips or chopped chocolate
02 1 tablespoon chopped nuts

Directions

Step 01

Combine dry ingredients: In a large microwave-safe mug (minimum 12 ounces), whisk together flour, cocoa powder, sugar, baking powder, and salt until uniform.

Step 02

Incorporate wet ingredients: Add milk, vegetable oil, and vanilla extract to the dry mixture and stir thoroughly with a fork or whisk until smooth and free of dry lumps.

Step 03

Add optional mix-ins: Fold in chocolate chips or chopped nuts if desired.

Step 04

Microwave cooking: Microwave on high power for 1 minute 30 seconds to 2 minutes, until the cake has risen and the center is just set.

Step 05

Cooling and serving: Allow to cool for 1 to 2 minutes before enjoying directly from the mug.

Tools You'll Need

  • Large microwave-safe mug (at least 12 ounces)
  • Fork or small whisk
  • Measuring spoons

Allergy Info

Review each item for allergens and reach out to a healthcare provider if unsure.
  • Contains wheat gluten; may contain dairy and soy depending on milk and chocolate choices.

Nutrition Info (per portion)

Info for reference only. Always check with your doctor for health guidance.
  • Energy (Calories): 340
  • Fats: 15 g
  • Carbohydrates: 48 g
  • Proteins: 5 g